:root {
  --ink: #10251d;
  --ink-soft: #274238;
  --surface: #fbfaf4;
  --surface-2: #efeee6;
  --line: #d5d0c2;
  --muted: #6b6a5f;
  --green: #0f8066;
  --green-dark: #0b594b;
  --coral: #c55335;
  --amber: #b8872e;
  --white: #ffffff;
  --shadow: 0 18px 70px rgba(16, 37, 29, 0.16);
  --radius: 8px;
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 20;
  transform: translateY(-140%);
  background: var(--ink);
  color: var(--white);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem clamp(1rem, 4vw, 4.5rem);
  background: rgba(251, 250, 244, 0.92);
  border-bottom: 1px solid rgba(16, 37, 29, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.brand-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border-radius: 6px;
  background: var(--ink);
  color: var(--surface);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 0.76rem;
}

.nav-links {
  display: flex;
  gap: 1.4rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.nav-links a,
.header-action {
  border-radius: 999px;
}

.nav-links a:focus-visible,
.header-action:focus-visible,
.button:focus-visible,
.agent-tab:focus-visible {
  outline: 3px solid rgba(15, 128, 102, 0.35);
  outline-offset: 3px;
}

.header-action {
  padding: 0.62rem 0.9rem;
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.58);
  font-weight: 700;
  font-size: 0.9rem;
}

.hero {
  position: relative;
  min-height: calc(100vh - 160px);
  overflow: hidden;
  background: var(--surface-2);
}

.signal-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(23rem, 1.1fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
  width: min(1180px, calc(100% - 2rem));
  min-height: calc(100vh - 160px);
  margin: 0 auto;
  padding: 4.5rem 0;
}

.hero-copy {
  max-width: 44rem;
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.04;
}

h1 {
  max-width: 12ch;
  font-size: 6rem;
}

h2 {
  font-size: 3.6rem;
}

h3 {
  font-size: 1.1rem;
}

.hero-text {
  max-width: 39rem;
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 2.9rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  padding: 0.78rem 1rem;
  font-weight: 800;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--green);
  color: var(--white);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.76);
  border-color: var(--line);
  color: var(--ink);
}

.command-surface {
  position: relative;
  align-self: stretch;
  min-height: 34rem;
  border: 1px solid rgba(16, 37, 29, 0.15);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.surface-toolbar {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 3.2rem;
  padding: 0 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

.surface-dot {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  background: var(--line);
}

.surface-dot.is-live {
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(15, 128, 102, 0.16);
}

.surface-time {
  margin-left: auto;
  color: var(--ink);
  font-weight: 800;
}

.surface-grid {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  min-height: calc(100% - 3.2rem);
}

.agent-rail {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1rem 0.75rem;
  border-right: 1px solid var(--line);
  background: rgba(239, 238, 230, 0.48);
}

.agent-tab {
  min-height: 2.35rem;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 800;
  cursor: pointer;
  text-align: left;
  padding: 0 0.7rem;
}

.agent-tab.is-active {
  background: var(--ink);
  color: var(--white);
}

.live-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1rem, 3vw, 2rem);
}

.panel-heading {
  display: grid;
  gap: 0.35rem;
}

.panel-heading span {
  color: var(--coral);
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.panel-heading strong {
  font-size: 2.8rem;
  line-height: 1.03;
  max-width: 12ch;
}

.live-panel p {
  max-width: 31rem;
  color: var(--ink-soft);
}

.status-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.status-list div {
  min-width: 0;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(251, 250, 244, 0.8);
}

.status-list span,
.execution-list span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.status-list strong {
  display: block;
  margin-top: 0.15rem;
  font-size: 1.3rem;
}

.execution-list {
  display: grid;
  gap: 0.65rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.execution-list li {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem;
  min-height: 2.6rem;
  padding: 0 0.75rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  font-weight: 800;
}

.section {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.intro-band {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  padding-top: 2rem;
  border-bottom: 1px solid var(--line);
}

.intro-band p:last-child {
  align-self: end;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.section-heading {
  max-width: 52rem;
  margin-bottom: 2rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
}

.capability-grid .section-heading {
  grid-column: 1 / -1;
}

.capability-card,
.plan,
.evidence-grid article,
.flow-track article {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.capability-card {
  min-height: 16rem;
  padding: 1.25rem;
}

.capability-index {
  display: inline-flex;
  margin-bottom: 3.2rem;
  color: var(--coral);
  font-weight: 900;
}

.capability-card p,
.plan p,
.evidence-grid p,
.flow-track p,
.split-copy p {
  color: var(--ink-soft);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.split-copy p {
  font-size: 1.06rem;
}

.target-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.target-matrix span {
  min-height: 3rem;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  font-weight: 800;
}

.flow-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
}

.flow-track article {
  min-height: 15rem;
  padding: 1rem;
}

.flow-track span {
  display: inline-flex;
  margin-bottom: 2.75rem;
  color: var(--amber);
  font-weight: 900;
}

.evidence-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 6vw, 4rem);
}

.evidence-grid {
  display: grid;
  gap: 0.75rem;
}

.evidence-grid article {
  padding: 1.15rem;
}

.plans {
  border-top: 1px solid var(--line);
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.plan {
  padding: 1.25rem;
}

.plan.featured {
  border-color: rgba(15, 128, 102, 0.5);
  background: #f5fbf7;
}

.plan ul {
  display: grid;
  gap: 0.6rem;
  margin: 1.4rem 0 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}

.closing-cta {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto 1rem;
  padding: clamp(3rem, 7vw, 5rem);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--surface);
}

.closing-cta .eyebrow {
  color: #8ed7c1;
}

.closing-cta h2 {
  max-width: 16ch;
  margin-bottom: 1.5rem;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem clamp(1rem, 4vw, 4.5rem);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero-inner,
  .intro-band,
  .split,
  .evidence-section {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    padding-top: 3rem;
  }

  h1 {
    font-size: 4.5rem;
  }

  h2 {
    font-size: 3rem;
  }

  .command-surface {
    min-height: 32rem;
  }

  .capability-grid,
  .flow-track,
  .plan-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
  }

  .header-action {
    display: none;
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.2rem;
  }

  .panel-heading strong {
    font-size: 2rem;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    min-height: auto;
  }

  .command-surface {
    min-height: 35rem;
  }

  .surface-grid {
    grid-template-columns: 1fr;
  }

  .agent-rail {
    flex-direction: row;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .agent-tab {
    flex: 0 0 auto;
    text-align: center;
  }

  .status-list,
  .capability-grid,
  .flow-track,
  .plan-grid,
  .target-matrix {
    grid-template-columns: 1fr;
  }

  .closing-cta {
    padding: 2rem 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}